415621163 has 2 divisors, whose sum is σ = 415621164. Its totient is φ = 415621162.

The previous prime is 415621159. The next prime is 415621169. The reversal of 415621163 is 361126514.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 415621163 - 2² = 415621159 is a prime.

It is a super-2 number, since 2×415621163² = 345481902266945138, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (415621169) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 207810581 + 207810582.

It is an arithmetic number, because the mean of its divisors is an integer number (207810582).

Almost surely, 2^415621163 is an apocalyptic number.

415621163 is a deficient number, since it is larger than the sum of its proper divisors (1).

415621163 is an equidigital number, since it uses as much as digits as its factorization.

415621163 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 4320, while the sum is 29.

The square root of 415621163 is about 20386.7889330321. The cubic root of 415621163 is about 746.2755578414.

Adding to 415621163 its reverse (361126514), we get a palindrome (776747677).

The spelling of 415621163 in words is "four hundred fifteen million, six hundred twenty-one thousand, one hundred sixty-three".